Installing Solver for decisionAccelerator
/decisionAccelerator is an add-in to Excel and requires Solver (a Microsoft Excel Add-in). If Solver is not installed, it is very common to get the following error when launching decisionAccelerator:
Solver
Check if Solver is installed as follows:
Open Excel (not decisionAccelerator)
File > Options > Add-ins
Solver will be listed in the "Active Application Add-ins" if it is installed
If Solver is not installed
Click Go… (next to Excel Add-ins)
Check the Solver Add-In
Click OK and wait for it to install -- if it is checked
Exit Excel
If Solver is installed
Click Go… (next to Excel Add-ins)
Uncheck Solver
Click OK
Exit Excel
Now follow the steps in Step 3 to re-install Solver